The Search for Extra-Terrestrial Intelligence (SETI) League has an abundant list of protocols concerning contact with life on other planets. Check out the Thargoid menace that has players stumped. The Search for Extraterrestrial Intelligence, or SETI, is turning to individual citizen -scientists to help fine-tune its complex algorithms that search for patterns in. That would seem to rule out any planets or moons lacking a strong source of internal heat. They might use this energy to fuel their creation of that hard outer coat of minerals. When we explore space and contact aliens in film, what we're really projecting onto the big screen is us. But what happens if some future claim does? If you think about it, there are regions here on earth where stone age tribes still exist in isolation. As we do more study we find more weird things. Microbes might not reveal themselves so easily, or they might not be there at all. After studying how quickly Europa's surface ice was replenished, University of Arizona researcher Richard Greenberg estimated in that enough oxygen reaches the subterranean ocean to sustain 6. Were the Ancient Egyptians Black or White? Some estimates show that the Milky Way alone harbors around billion stars and countless exoplanets, and that's just within our own galaxy. SETI's 42 antennae will now be turned to face those planets and humans will analyze the data received.